ALLOSUN Digital Multimeter AC DC Amp Volt Temp Multi-function Tester OHM Test Current DMM Multitester Power supplied by 3 pieces 1.5V battery AAA battery or equivalent. (Battery not provided by seller) 3 1/2-digit backlight LCD,with a max.reading 1999. Max.1000A AC/DC current measurement with current clamp. It features autoatic polarity indication, data-hold mode, overload protection, low battery indication and low power consumption. Portable size but come with great and multi-function. DC &amp; AC Voltage DC &amp; AC Current Resistance Temperature Diode Transistor Continuity Capacitance Display (3 1/2 digit LCD, max reading of 1999) &#034;Range button&#034; used to switch between mode and manual tange &#034;Func&#034; buttonto switch the application Power Switch Range switch &#034;10A&#034; terminal &#034;COM&#034; terminal &#034;Input&#034; terminal Backlight button Data button Max H button <span class="a-text-bold">Display</span>: LCD, 1999 counts, updates 2-3 times/ sec <span class="a-text-bold">Overage Indication</span>: OL shown on the display <span class="a-text-bold">Battery:</span> 1.5V, AAA or equivalent, 3 pieces (Not provided by seller) <span class="a-text-bold">Negative Polarity Indication</span>: negative sign - shown on the display automatically <span class="a-text-bold">Low Battery Indication</span>: shown on the display <span class="a-text-bold">Operating Temperature:</span> 0 ~ 40, &lt;75%RH EM4558 <span class="a-text-bold">Storage Temperature</span>: -10 ~ 50, &lt; 85%RH <span class="a-text-bold">Dimensions</span>: 158 x 75 x 35 mm <span class="a-text-bold">Weight:</span> about 200g Able to measure capacitance 20nf  2000uF Over load Protection 20nF- 20uF: F250mA/250V fuse Max Mode, showing the maximum reading of all data record Manual book Test lead K type thermocouple Adapter AC/DC clamp (optional)